Design environments for mechanical CAD are now automated to lessen the time that designers use to do their tasks. Drawings and design concepts are bases for making 3D animation, 3D graphic, 3D background, or 3D logo design. Currently, 3D modeling is widely in use with CAD. CAD design involves 3D mechanical animation models, which are some techniques that are more preferable than others in 3D modeling. 3D design CAD experts use SolidWorks for 3D modeling. Design engineers convert 2D mechanical designs to 3D models and animate, and they follow drawing standards. In product development, 3D modeling services offer working models of products that designers are developing.

Reference:
Dillip Kumar Barik. “Mechanical Cad Design and 3D Modeling Services.” Online posting. 22 Mar 2010. ArticlesBase. 20 July 2010 <http://www.articlesbase.com/software-articles/mechanical-cad-design-and-3d-modeling-services-2026899.html>.